Update server.py

server.py

@@ -2,6 +2,8 @@ import os
 import uvicorn
 
 from mcp.server.fastmcp import FastMCP
+from starlette.requests import Request
+from starlette.responses import JSONResponse, Response
 
 from langchain_community.utilities import SQLDatabase
 from langchain_community.tools.sql_database.tool import QuerySQLCheckerTool
@@ -21,9 +23,14 @@ mcp = FastMCP("Credit Card Database Server")
 credit_card_db = SQLDatabase.from_uri(r"sqlite:///data/ccms.db")
 query_checker_tool = QuerySQLCheckerTool(db=credit_card_db, llm=llm)
 
-@mcp.get('/')
-def home():
-    return Response("This is an MCP server that interfaces with a credit card database")
+@mcp.custom_route("/", methods=["GET"])
+async def home(request: Request) -> Response:
+    return JSONResponse(
+        status_code=200,
+        content={
+            "message": "This is an MCP server that interfaces with a credit card database"
+        }
+    )
     
 
 @mcp.tool()